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Biology Revision Quiz S2 September
Terms in this set (52)
A habitat is....
where an organism lives
A population is...
A group of organisms of the same species.
An ecosystem is....
community and their physical habitats
All food chains start with...
Producers, green plants
Producers make food using what energy
All animals in a food are....
Food ready made for them.
Primary consumers are...
Secondary consumers are...
Omnivores can eat...
Animals and plants
Arrows in a food chain show....
The direction of energy flow
Food webs consist of.....
Many interconnected food chains
Food webs become more stable with.....
More links in the web
What happens if animals are removed from the food web?
It impacts other animals in the food chain.
Distribution of organisms is affected by.....
Abiotic and biotic factors
Examples of abiotic factors
Temperature, moisture, light intensity, pH
Examples of biotic factors:
Availability of food, predators and disease
Abiotic factors are....
Biotic factors are....
We sample ___________ in an ecosystem
Living organisms, biotic
We measure __________ in an ecosystem
A quadrat is for....
To sample plants we use....
Pitfall traps sample
Ground crawling animals
Sweep net is for sampling....
Tullgren funnel is for sampling....
Animals that live in the soil.
very large ecological areas on the earth's surface, animals and plants adapting to their environment, often defined by rainfall and temperature.
What are the 6 main terrestrial biomes:
Tundra, taiga, grassland, tropical rainforest, temperate forest, desert.
Biomes are defined by...
Temperature and rainfall
Tundra biomes are:
Very cold with animals such as: Polar bears, snow foxes, snow hares
Tropical forest biome is:
Very warm, with lots of rainfall, and organisms such as: poisonous frogs, sloths, pitcher plants, Venus fly trap
Temperate forest biome is:
Moderate climate, with organisms such as: foxes, ferns, oak trees, rabbits
Desert biome is:
Very hot and dry, with organisms such as: camels, cacti,
A trait that helps an organism survive and reproduce in its ecosystem
Camels are adapted with:
Long eyelashes to keep dust out of their eyes, can survive long periods of time without food or water, have long hair in certain places to give shade.
What do you use to measure temperature?
What is used to measure soil moisture
What is used to measure pH levels
What is used to measure light intensity
Errors that could be made when using a light meter
Shading the light meter, using it at different times of day when comparing to areas
Errors that could be made when using a moisture meter?
Not wiping the probe, using it at different depths.
Errors that could be made when using a thermometer
Holding the bulb of the thermometer in your hand, not waiting long enough before taking next measurement/s
Community + habitat
animals that eat other animals
Taiga biome has what organisms?
Spruce trees, Fir trees, wolves, bears
Errors that can be made when using a pH meter?
Not wiping the probe thoroughly, not waiting long enough before taking next measurement/s.
The abundance of organisms is estimated using.....
Omnivores can be......
Secondary and Primary consumers
Community is all the ___________ in an ecosystem
Flora and fauna is.....
plants and animals
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